Here's the first image of the cast with some info about the story:
The television series is being produced by Alex Kurtzman and Roberto Orci, and based on the comic book series by Joe Hill (distributed by IDW Publishing). It tells the story of Nina Locke and her three children, Tyler, Kinsey, and Bode, who survive the brutal murder of Nina's husband Rendell Locke and attempt to rebuild their lives at Keyhouse, their family home in Lovecraft, Massachusetts. It is a mysterious New England mansion, with fantastic and transformative keys hidden inside its walls that are also being sought by a hate-filled and relentless creature named DODGE with ties to the Locke family's past who will stop at nothing to accomplish his sinister goals.
Who's in it? From left: Sarah Bolger (The Tudors), Miranda Otto (The Lord of the Rings), Jesse McCartney (Greek), Skylar Gaertner. Not pictured: Nick Stahl (Carnivale), Mark Pellegrino (Lost)
Who's behind it? Steven Spielberg, with Alex Kurtzman and Roberto Orci (the duo behind Hawaii Five-0)